Home / 9,163.53-12,645.69-5,802.84

Finding the Fourth Proportional to 9,163.53, 12,645.69 and 5,802.84

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Solution

The fourth proportional to 9,163.53, 12,645.69 and 5,802.84 is: 8,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.53 : 12,645.69 = 5,802.84 : x
  2. Step 2: Convert to fraction form
    9,163.53/12,645.69 = 5,802.84/x
  3. Step 3: Cross multiply
    9,163.53x = 12,645.69 × 5,802.84
  4. Step 4: Simplify right side
    9,163.53x = 73,380,915.76
  5. Step 5: Solve for x
    x = 73,380,915.76/9,163.53
  6. Step 6: Final answer
    x = 8,007.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.